Sprayer tank



FIG. 1 is a perspective view looking downwardly towards the top and from the left of a sprayer tank in accordance with my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is an elevational view from the right side thereof;

FIG. 4 is an elevational view from the left side thereof;

FIG. 5 is a top, plan view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a rear elevational view thereof. 

The ornamental design for a sprayer tank, as shown and described. 